plastron definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
- a metal breastplate worn under a coat of mail
- a padded protector worn over the chest by fencers
- a trimming like a dickey, worn on the front of a woman's dress
- a starched shirt front
- the lower, ventral part of the shell of a turtle or tortoise
Origin: French ; from Italian piastrone ; from piastra: see piaster
plastron definition by American Heritage Dictionary
- A metal breastplate worn under a coat of mail.
- A quilted pad worn by fencers to protect the torso and side.
- A trimming on the front of a bodice.
- The front of a man's dress shirt.
- The front panel of the tunic of a uniform, usually of a different color than the rest.
- Zoology The ventral part of the shell of a turtle or tortoise.
Origin: French, from Old French, from Old Italian piastrone, augmentative of piastra, thin metal plate; see piaster.
- plasˈtral adjective